National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fair

62°F

17°C

Humidity 96%
Wind Speed E 5 mph
Barometer 30.03 in (1016.6 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 10 Sep 10:56 pm CDT
Extended Forecast for

Sterling IL

  • Tonight

    Tonight: Clear, with a low around 57. East wind around 5 mph.

    Low: 57 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the morning.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 63. Southeast wind around 5 mph.

    Low: 63 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 84. South wind 5 to 10 mph becoming west in the afternoon.

    High: 84 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers after 1am. Partly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers before 1pm. Partly sunny, with a high near 82.

    High: 82 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely after 1am. Partly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Tonight
Clear, with a low around 57. East wind around 5 mph.
Friday
Sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the morning.
Friday Night
Increasing clouds, with a low around 63. Southeast wind around 5 mph.
Saturday
Partly sunny, with a high near 84. South wind 5 to 10 mph becoming west in the afternoon.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 78.
Sunday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 57.
Monday
A 40 percent chance of showers before 1pm. Partly sunny, with a high near 82.
Monday Night
A chance of showers and thunderstorms, then showers likely after 1am. Partly cloudy, with a low around 66. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers. Partly sunny, with a high near 80.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 74.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 59.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sterling IL
 41.8°N 89.7°W (Elev. 669 ft)
Last Update:
10:21 pm CDT Sep 10, 2026
Forecast Valid:
11pm CDT Sep 10, 2026-6pm CDT Sep 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation